Personnel Required
(2)
References
TM 9-4910-571-12&P
START
1.
If continuity is not present,
master power switch is faulty.
REASON FOR QUESTION
Continuity Test or
STE/ICE-R Test #91
TEST OPTIONS
KNOWN INFO
Circuit breaker CB70 OK.
POSSIBLE PROBLEMS
YES
NO
Replace master power switch
(para 7-18).
CAUTION
Read CAUTION
on following page.
Faulty master power switch.
Faulty relay K2.
Faulty dashboard cable
assembly.
Is continuity present from
master power switch
connector pin 1 to pin 5?
e16A. MASTER POWER SWITCH DOES NOT OPERATE
INITIAL SETUP
Equipment Conditions
Engine shut down (TM 9-2320-365-10).
Tools and Special Tools
Tool Kit, Genl Mech (Item 44, Appendix C)
STE/ICE-R (Item 39, Appendix C)
Multimeter, Digital (Item 22, Appendix C)
NOTE
TM 9-2320-365-20-1
2-370.4 Change 1
Perform Electrical System Troubleshooting
e1. Circuit Breaker Does Not Operate on
circuit breaker CB70 prior to beginning
this task.
